package com.zsy.yygh.order.service.impl;

import com.alibaba.fastjson.JSONObject;
import com.atguigu.yygh.enums.PaymentTypeEnum;
import com.atguigu.yygh.enums.RefundStatusEnum;
import com.atguigu.yygh.model.order.OrderInfo;
import com.atguigu.yygh.model.order.PaymentInfo;
import com.atguigu.yygh.model.order.RefundInfo;
import com.github.wxpay.sdk.WXPayConstants;
import com.github.wxpay.sdk.WXPayUtil;
import com.zsy.yygh.order.service.OrderService;
import com.zsy.yygh.order.service.PaymentService;
import com.zsy.yygh.order.service.RefundInfoService;
import com.zsy.yygh.order.service.WeixinService;
import com.zsy.yygh.order.utils.ConstantPropertiesUtils;
import com.zsy.yygh.order.utils.HttpClient;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.data.redis.core.RedisTemplate;
import org.springframework.stereotype.Service;

import java.util.Date;
import java.util.HashMap;
import java.util.Map;
import java.util.concurrent.TimeUnit;

@Service
public class WeixinServiceImpl implements WeixinService {
    @Autowired
    private OrderService orderService;
    @Autowired
    private PaymentService paymentService;
    @Autowired
    private RedisTemplate redisTemplate;
    @Autowired
    private RefundInfoService refundInfoService;
    // 生成微信支付二维码
    @Override
    public Map createNative(Long orderId) {
        try {
            //从redis获取数据
            Map<String, Object> payMap = (Map) redisTemplate.opsForValue().get(orderId.toString());
            if (payMap != null) {
                return payMap;
            }
            //1.根据orderId获取订单信息
            OrderInfo order = orderService.getById(orderId);
            //2.向支付记录表添加信息
            paymentService.savePaymentInfo(order, PaymentTypeEnum.WEIXIN.getStatus());
            //设置参数，调用微信生成二维码接口
            //吧参数转换xml格式，使用商户key进行加密
            //3、设置参数
            Map paramMap = new HashMap();
            paramMap.put("appid", ConstantPropertiesUtils.APPID);//商户id
            paramMap.put("mch_id", ConstantPropertiesUtils.PARTNER);//商户号
            paramMap.put("nonce_str", WXPayUtil.generateNonceStr());//随机字符串
            String body = order.getReserveDate() + "就诊" + order.getDepname();
            paramMap.put("body", body);
            paramMap.put("out_trade_no", order.getOutTradeNo());//订单编号
            //paramMap.put("total_fee", order.getAmount().multiply(new BigDecimal("100")).longValue()+"");
            paramMap.put("total_fee", "1");//金额 0.01元 测试使用
            paramMap.put("spbill_create_ip", "127.0.0.1");//当前ip地址
            paramMap.put("notify_url", "http://guli.shop/api/order/weixinPay/weixinNotify");//回调地址
            paramMap.put("trade_type", "NATIVE");//z支付类型 微信扫一扫

            //4.调用微信生成二维码接口，httpclient调用
            HttpClient client = new HttpClient("https://api.mch.weixin.qq.com/pay/unifiedorder");
            //client设置参数
            client.setXmlParam(WXPayUtil.generateSignedXml(paramMap, ConstantPropertiesUtils.PARTNERKEY));
            client.setHttps(true);
            client.post();
            //5、返回第三方的数据
            String xml = client.getContent();
            Map<String, String> resultMap = WXPayUtil.xmlToMap(xml);
            System.out.println("*****resultMap:" + resultMap);
            //6、封装返回结果集
            Map map = new HashMap<>();
            map.put("orderId", orderId);
            map.put("totalFee", order.getAmount());
            map.put("resultCode", resultMap.get("result_code"));
            map.put("codeUrl", resultMap.get("code_url")); //二维码地址

            if (null != resultMap.get("result_code")) {
                //微信支付二维码2小时过期，可采取2小时未支付取消订单
                redisTemplate.opsForValue().set(orderId.toString(), map, 1000, TimeUnit.MINUTES);
            }
            return map;
        } catch (Exception e) {
            e.printStackTrace();
            System.out.println(e.getMessage());
            return null;
        }
    }

    //调用微信接口实现支付状态查询
    @Override
    public Map<String, String> queryPayStatus(Long orderId) {
        try {
            //1 根据orderId获取订单信息
            OrderInfo orderInfo = orderService.getById(orderId);

            //2 封装提交参数
            Map paramMap = new HashMap();
            paramMap.put("appid", ConstantPropertiesUtils.APPID);
            paramMap.put("mch_id", ConstantPropertiesUtils.PARTNER);
            paramMap.put("out_trade_no", orderInfo.getOutTradeNo());
            paramMap.put("nonce_str", WXPayUtil.generateNonceStr());
            //3.设置请求内容
            HttpClient client = new HttpClient("https://api.mch.weixin.qq.com/pay/orderquery");
            //client设置参数
            client.setXmlParam(WXPayUtil.generateSignedXml(paramMap, ConstantPropertiesUtils.PARTNERKEY));
            client.setHttps(true);
            client.post();
            //4 得到微信接口返回数据
            String xml = client.getContent();
            Map<String, String> resultMap = WXPayUtil.xmlToMap(xml);
            System.out.println("支付状态resultMap:"+resultMap);
            //5 把接口数据返回
            return resultMap;
        }catch(Exception e) {
            return null;
        }
    }
    //微信退款
    @Override
    public Boolean refund(Long orderId) {
        try{
        //获取支付记录信息
        PaymentInfo paymentInfoQuery = paymentService.getPaymentInfo(orderId, PaymentTypeEnum.WEIXIN.getStatus());
        //添加信息到退款记录表中
        RefundInfo refundInfo = refundInfoService.saveRefundInfo(paymentInfoQuery);
        if (refundInfo.getRefundStatus().intValue() == RefundStatusEnum.REFUND.getStatus().intValue()){
            return true;
        }
        //调用微信接口实现退款
        //封装需要的参数
        Map<String,String> paramMap = new HashMap<>(8);
        paramMap.put("appid",ConstantPropertiesUtils.APPID);       //公众账号ID
        paramMap.put("mch_id",ConstantPropertiesUtils.PARTNER);   //商户编号
        paramMap.put("nonce_str",WXPayUtil.generateNonceStr());
        paramMap.put("transaction_id",paymentInfoQuery.getTradeNo()); //微信订单号
        paramMap.put("out_trade_no",paymentInfoQuery.getOutTradeNo()); //商户订单编号
        paramMap.put("out_refund_no","tk"+paymentInfoQuery.getOutTradeNo()); //商户退款单号
//       paramMap.put("total_fee",paymentInfoQuery.getTotalAmount().multiply(new BigDecimal("100")).longValue()+"");
//       paramMap.put("refund_fee",paymentInfoQuery.getTotalAmount().multiply(new BigDecimal("100")).longValue()+"");
        paramMap.put("total_fee","1");
        paramMap.put("refund_fee","1");
        String paramXml = WXPayUtil.generateSignedXml(paramMap,ConstantPropertiesUtils.PARTNERKEY);
        //设置调用接口内容
        HttpClient client = new HttpClient("https://api.mch.weixin.qq.com/secapi/pay/refund");
        client.setXmlParam(paramXml);
        client.setHttps(true);
        client.setCert(true);
        client.setCertPassword(ConstantPropertiesUtils.PARTNER);
        client.post();
        //3、返回第三方的数据
        String xml = client.getContent();
        Map<String, String> resultMap = WXPayUtil.xmlToMap(xml);
        if ((null != resultMap) && WXPayConstants.SUCCESS.equalsIgnoreCase(resultMap.get("result_code"))) {
            refundInfo.setCallbackTime(new Date());
            refundInfo.setTradeNo(resultMap.get("refund_id"));
            refundInfo.setRefundStatus(RefundStatusEnum.REFUND.getStatus());
            refundInfo.setCallbackContent(JSONObject.toJSONString(resultMap));
            refundInfoService.updateById(refundInfo);
            return true;
        }
        return false;
    }  catch (Exception e) {
        e.printStackTrace();
    }
        return false;
    }
}
